The Burj Khalifa, is a skyscraper in Dubai, United Arab Emirates. Burj Khalifa has been ranked as the tallest structure and building in the world. This marvelous creation is rich with an extraordinary union of art, engineering, and Infrastructure. The architectural height of Burj Khalifa is 828 meters or 2717 feet, this is measured to the top of the spire. The Burj Khalifa has two observation decks called “At the Top Sky.” At 555 meters, it is currently the highest observation deck in the world. This skyscraper attracts visitors with a viewing deck, restaurant, hotel and offices, and 11-hectare park. Burj Khalifa is well known for Luxury.